11.   They served thousands of free meals a week to the hungry in their neighborhood.

12.   He devoted in excess of seventy hours a week to the performance of his duties.

13.   Oil prices fell this week to their lowest level in fourteen months, apparently because of over-production.

14.   The menu changes from week to week.

15.   The Crawfords were living from week to week, and soon the Rolls-Royce had to go.

16.   In a rare act of unity, all the opposition parties save the Communists banded together this week to set up a shadow cabinet.

17.   Most other cases of severe hepatic injury associated with NSAIDs have occurred within weeks to months of starting treatment.

18.   Trading vessels went down the canal every week to Grimsby and Hull and every month to London.

19.   The duration of obstructive symptoms varied widely with a range from a few weeks to several years.